Date: Tue, 15 May 2007 21:34:31 +0200 From: Ulrich Spoerlein <uspoerlein@gmail.com> To: Oliver Fromme <olli@lurza.secnetix.de> Cc: freebsd-stable@FreeBSD.ORG, marsgmiro@gmail.com Subject: Re: mfs and buildworlds on the SunFire x4600 Message-ID: <20070515193431.GC1462@roadrunner.q.local> In-Reply-To: <200705081334.l48DYf9F085322@lurza.secnetix.de> References: <28edec3c0705072045s18a2cb53ia4f66030e4e3fb22@mail.gmail.com> <200705081334.l48DYf9F085322@lurza.secnetix.de>
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Oliver Fromme wrote: > Mars G. Miro wrote: > > now we know buildworld on mfs dont really matter on high-end machines, > > No, we knew that before. I could have told you. :-) > > That was the first thing I tested when I first had access > to a machine with sufficient RAM, about 10 years ago. > I put /usr/src on an MFS disk, ran buildworld, and was > disappointed. I'm not intimately familiar with the build process, but I reckon it reads several small files several times (ie, they are cached) runs a CPU bound process, then writes a few bigger files once (objects and binaries). Not a good MFS test scenario, indeed. Ulrich Spoerlein -- "The trouble with the dictionary is you have to know how the word is spelled before you can look it up to see how it is spelled." -- Will Cuppy
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